Edit : I've send an ticket to Riot games and they told me to do more checks they give me this .
In the Target field, enter in the following addresses.
Be sure you've set your test parameters for Trace Interval to 1 second and Focus Time to 5 minutes.
Press the Play button on the left side to start the traceroute. Open a separate traceroute (+ button to open a new tab) for each IP.
162.249.72.1
After that i've got this : 